#DIY# A Complete Guide to Build Your own ATtiny85 Project PCB with Relay and Interfacing HC05 Bluetooth Module to it

Sometimes we need to build a smaller circuit for our projects,but unfortunately, if we use Breadboard or Perforatedcopper board for project ,the size of the project will become larger , so to overcome this issue ,we must go for PCB but to build PCBs it take much time ,hence in thisInstructable I will show you how to design your PCB by using CD marker , which will overcome time and pain of Designing it in Computer software like Eagle,Diptrace,Fritzzing,KiCAD,Tina and also cost effective too.”

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